1. Sauté garlic and diced onion in 2 teaspoons of oil until soft. Drain on absorbent paper. 2. In a bowl lightly beat eggs with a fork. 3. Add onion, garlic, potatoes, corn, salt and coriander to eggs and mix together. 4. Heat remaining oil in skillet and pour in egg mixture. 5. Cook on a medium heat until eggs are set. About 10 to 15 minutes. 6. Sprinkle with grated cheese and place under preheated grill until cheese melts and is golden.